The main component of the enormous infrastructure project is a 15-mile tunnel. Once it's operational, the River Thames should be much cleaner.
https://www.popsci.com/technology/london-super-sewer-tideway-tunnel/
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.popsci.com/technology/london-super-sewer-tideway-tunnel/
Look inside London’s new Super Sewer, an engineering marvel for rubbish and poo
www.popsci.comThe main part of London's incredible Super Sewer is a 15-mile-long tunnel that's about 24 feet wide. Its job? Carry water, rubbish, and poo.